<script setup>
import {
    Edit,
    Delete
} from '@element-plus/icons-vue'

import { ref, onMounted } from 'vue'

import { ArticleCategoryListService } from '@/api/article/ArticleCategory.ts'

//文章分类数据模型
const categorys = ref([])

const getArticleCategory = async () => {
    let res = await ArticleCategoryListService()
    categorys.value = res.data
    console.log(res.data)
}

// 挂在后就直接获取数据
onMounted(() => {
    getArticleCategory();
    getList();
})


//用户搜索时选中的分类id
const categoryId = ref('')

//用户搜索时选中的发布状态
const state = ref('')

//文章列表数据模型
const articles = ref([])

//分页条数据模型
const pageNum = ref(1)//当前页
const total = ref(20)//总条数
const pageSize = ref(3)//每页条数

//当每页条数发生了变化，调用此函数c
const onSizeChange = (size) => {
    pageSize.value = size
    getList()
}
//当前页码发生变化，调用此函数
const onCurrentChange = (num) => {
    pageNum.value = num
    getList()
}
import { GetArticleList, AddArticleList, GetByIdArticle, EditArticle,DeleteByIdArticle } from '@/api/article/ArticleDetail.ts'

const getList = async () => {

    let params = {
        pageNum: pageNum.value,
        pageSize: pageSize.value,
        categoryId: categoryId.value ? categoryId.value : null,
        state: state.value ? state.value : null
    }
    let res = await GetArticleList(params);
    total.value = res.data.total
    articles.value = res.data.items

    for (let i = 0; i < articles.value.length; i++) {
        for (let j = 0; j < categorys.value.length; j++) {
            if (articles.value[i].categoryId == categorys.value[j].id) {
                articles.value[i].categoryName = categorys.value[j].categoryName;
                console.log(articles.value[i].categoryName)
                console.log(articles.value[i].categoryName)
            }
        }
    }
}

import { Plus } from '@element-plus/icons-vue'
//控制抽屉是否显示
const visibleDrawer = ref(false)
//添加表单数据模型
const articleModel = ref({
    title: '',
    categoryId: '',
    coverImg: '',
    content: '',
    state: ''
})
import { QuillEditor } from '@vueup/vue-quill'
import '@vueup/vue-quill/dist/vue-quill.snow.css'

import { useTokenStore } from '@/store/token.ts'

const tokenStore = useTokenStore()

// 上传成功的时候 图片的回调函数
const uploadSuccess = (res) => {
    // 进行赋值
    articleModel.value.coverImg = res.data
    console.log(res.data)
}

let title = ref("添加文章")


import { ElMessage } from 'element-plus'
const AddArticle = async (State) => {

    articleModel.value.state = State
    let res = await AddArticleList(articleModel.value)
    ElMessage.success(res.msg ? res.msg : "添加成功")
    visibleDrawer.value = false;
    getList();

}

const editArticle = async (row) => {
    let id = row.id;
    visibleDrawer.value = true
    // 根据id进行查询
    let res = await GetByIdArticle(id)
    articleModel.value = res.data
    articleModel.id = id
    console.log(articleModel);
}

// 文章更新操作
const updateArticle = (State) => {
    articleModel.value.state = State
    console.log(articleModel.value)
    let res = EditArticle(articleModel.value)
    ElMessage.success(res.msg ? res.msg : "更新成功")
    visibleDrawer.value = false;
    getList();
}

const deleteArticle = async (row) => {
    let res = await DeleteByIdArticle(row.id)
    ElMessage.success(res.data ? res.data : "删除成功")
    getList();
}


</script>
<template>
    <el-card class="page-container">
        <template #header>
            <div class="header">
                <span>文章管理</span>
                <div class="extra">
                    <el-button type="primary" @click="visibleDrawer = true">添加文章</el-button>
                </div>
            </div>
        </template>
        <!-- 搜索表单 -->
        <el-form inline>
            <el-form-item label="文章分类：">
                <el-select placeholder="请选择" v-model="categoryId" size="default" style="width: 240px">
                    <el-option v-for="c in categorys" :key="c.id" :label="c.categoryName" :value="c.id">
                    </el-option>
                </el-select>
            </el-form-item>

            <el-form-item label="发布状态：">
                <el-select placeholder="请选择" v-model="state" size="default" style="width: 240px">
                    <el-option label="已发布" value="已发布"></el-option>
                    <el-option label="草稿" value="草稿"></el-option>
                </el-select>
            </el-form-item>
            <el-form-item>
                <el-button type="primary" @click="getList">搜索</el-button>
                <el-button @click="state = '', categoryId = ''">重置</el-button>
            </el-form-item>
        </el-form>

        <!-- //prop属性是关联对应的表格 -->


        <!-- 文章列表 -->
        <el-table :data="articles" style="width: 100%">
            <el-table-column label="文章标题" width="400" prop="title"></el-table-column>
            <el-table-column label="分类" prop="categoryName"></el-table-column>
            <el-table-column label="发表时间" prop="createTime"> </el-table-column>
            <el-table-column label="状态" prop="state"></el-table-column>
            <el-table-column label="操作" width="100">
                <template #default="{ row }">
                    <el-button :icon="Edit" circle plain type="primary"
                        @click="editArticle(row); title = '更新文章'"></el-button>
                    <el-popconfirm title="删除分类" confirm-button-text="确认" cancel-button-text="取消"
                        @confirm="deleteArticle(row)">
                        <template #reference>
                            <el-button :icon="Delete" circle plain type="danger"></el-button>
                        </template>
                    </el-popconfirm>
                </template>
            </el-table-column>
            <template #empty>
                <el-empty description="没有数据" />
            </template>
        </el-table>
        <!-- 分页条 -->
        <el-pagination v-model:current-page="pageNum" v-model:page-size="pageSize" :page-sizes="[3, 5, 10, 15]"
            layout="jumper, total, sizes, prev, pager, next" background :total="total" @size-change="onSizeChange"
            @current-change="onCurrentChange" style="margin-top: 20px; justify-content: flex-end" />
        <el-drawer v-model="visibleDrawer" :title="title" direction="rtl" size="50%">
            <!-- 添加文章表单 -->
            <el-form :model="articleModel" label-width="100px">
                <el-form-item label="文章标题">
                    <el-input v-model="articleModel.title" placeholder="请输入标题"></el-input>
                </el-form-item>
                <el-form-item label="文章分类">
                    <el-select placeholder="请选择" v-model="articleModel.categoryId">
                        <el-option v-for="c in categorys" :key="c.id" :label="c.categoryName" :value="c.id">
                        </el-option>
                    </el-select>
                </el-form-item>
                <el-form-item label="文章封面">

                    <el-upload class="avatar-uploader" :auto-upload="true" :show-file-list="false" action="/api/upload"
                        name="file" :headers="{ 'Authorization': tokenStore.token }" :on-success="uploadSuccess">
                        <img v-if="articleModel.coverImg" :src="articleModel.coverImg" class="avatar" />
                        <el-icon v-else class="avatar-uploader-icon">
                            <Plus />
                        </el-icon>
                    </el-upload>
                </el-form-item>
                <el-form-item label="文章内容">
                    <div class="editor">
                        <quill-editor theme="snow" v-model:content="articleModel.content" contentType="html">
                        </quill-editor>
                    </div>
                </el-form-item>
                <el-form-item>
                    <el-button type="primary"
                        @click="title == '添加文章' ? AddArticle('已发布') : updateArticle('已发布')">发布</el-button>
                    <el-button type="info" @click="title == '添加文章' ? AddArticle('草稿') : updateArticle('草稿')">草稿</el-button>
                </el-form-item>
            </el-form>
        </el-drawer>
    </el-card>
    <!-- 抽屉 -->

</template>
<style lang="scss" scoped>
.page-container {
    min-height: 100%;
    box-sizing: border-box;

    .header {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
}

.editor {
    width: 100%;

    :deep(.ql-editor) {
        min-height: 200px;
    }
}

/* 抽屉样式 */
.avatar-uploader {
    :deep() {
        .avatar {
            width: 178px;
            height: 178px;
            display: block;
        }

        .el-upload {
            border: 1px dashed var(--el-border-color);
            border-radius: 6px;
            cursor: pointer;
            position: relative;
            overflow: hidden;
            transition: var(--el-transition-duration-fast);
        }

        .el-upload:hover {
            border-color: var(--el-color-primary);
        }

        .el-icon.avatar-uploader-icon {
            font-size: 28px;
            color: #8c939d;
            width: 178px;
            height: 178px;
            text-align: center;
        }
    }
}

.editor {
    width: 100%;

    :deep(.ql-editor) {
        min-height: 200px;
    }
}
</style>